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Reviewed by: William McLee
Reviewed date:
January 9, 2026

What California Form 3538 (565) (2016) Is For

California Form 3538 (565) (2016) is a voucher used to pay the $800 annual tax when certain partnerships need more time to file. The form applies to limited partnerships (LPs), limited liability partnerships (LLPs), and real estate mortgage investment conduits (REMICs) that owe tax.

You must file the form if your partnership cannot submit Form 565 by the original deadline and still owes tax. Paying on time helps you avoid the estimated tax penalty California LLC rules assign for late or missing amounts, separate from standard late-filing penalties.

When You’d Use California Form 3538 (565) (2016)

You would use California Form 3538 (565) (2016) when your LP, LLP, or REMIC needs extra time to file Form 565 and still owes tax. You must submit payment by the original due date to avoid penalties and interest assessed by the California Franchise Tax Board for late unpaid balances.

This form is required when your entity owes the $800 annual tax and cannot file by March 15, 2017, under California partnership filing regulations. If your entity owes tax, you must make California LLC estimated payments for 2016, since missed or late estimated payments result in an underpayment penalty under California law.

Key Rules or Details for 2016

You receive an automatic six-month extension to file Form 565, and no separate application or additional paperwork is required under California filing rules here. This extension applies to the 2016 tax year and only delays filing deadlines. Payment obligations remain fixed under the 2016 California partnership tax rules, regardless of the filing extension.

You must pay the $800 annual tax by March 15, 2017, or risk the estimated tax penalty that California LLC rules impose for late partnership payments. Interest accrues on unpaid balances after the deadline, and missing payment requirements may also result in an underpayment penalty under California's partnership tax rules.

Step-by-Step (High Level)

Step 1: Confirm your LP, LLP, or REMIC owes the 2016 $800 annual tax before preparing payment.

Step 2: Gather your FEIN, California Secretary of State file number, legal name, address, and taxable year dates.

Step 3: Complete the payment voucher using black or blue ink and enter the correct payment amount.

Step 4: Write the check or money order to the Franchise Tax Board and include the required identifying numbers.

Step 5: Mail the form with payment to the designated FTB address by the original March 15 deadline.

Step 6: Pay electronically using Web Pay or approved credit cards, and do not mail the paper form.

Step 7: File Form 565 by September 15, 2017, and keep payment records for your 2016 tax files secure.

Common Mistakes and How to Avoid Them

Filing delays often occur because of preventable errors when preparing and submitting extension payment vouchers. Identifying each mistake and applying the correct fix improves processing accuracy and timely compliance.

  • Filing With No Tax Due: This mistake occurs when you submit the voucher despite owing no tax. You must confirm liability before preparing the form.

  • Missing Secretary of State Number: This mistake occurs when you omit the state file number. You must enter the correct file number for payment posting.

  • Late Payment Submission: This mistake occurs when payment posts after March 15. You must submit timely to avoid the estimated tax penalty in California LLC.

  • Electronic Payment and Mailing: This mistake occurs when you mail the form after paying electronically. You must use only one payment method to ensure accurate posting.

  • Missing Payment Records: This mistake occurs when you fail to retain proof of payment. You must keep confirmations to support proper filing records.

What Happens After You File

The Franchise Tax Board applies your payment to your 2016 account using the details you provided on the form. Processing may take several weeks, and the state does not send confirmation by mail.

Timely payment avoids the estimated tax penalty in California LLC rules enforced on late or missing payments. In contrast, the $800 payment only satisfies the original March 15, 2017, annual tax obligation, and interest may still accrue on additional tax reported with Form 565.

FAQs

Do I need to file if I owe no tax?

No, if your partnership owes nothing for 2016, you are not required to file or make any payment.

What happens if I miss the March 15 payment deadline?

Late payment may result in fees and an underpayment penalty, which accrues based on the unpaid amount and time overdue.

Can I use this form for other business tax payments?

No, you cannot use this form for California LLC estimated payments or to pay any unrelated tax obligations.

How do I know if my payment was received?

You can verify your payment status through Web Pay or contact the Franchise Tax Board directly by phone.

Do general partnerships use this form?

No, general partnerships are not required to use this form unless they are structured as LPs, LLPs, or REMICs.

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